Clubs to participate in UEFA Champions League Knockout Stage
Name every club to have participated in the knockout stage of the UEFA Champions League since it's renaming in 1992. This includes 1993, in which two teams advanced past the group stage to the final.
Updated as of 13 March 2020, when UEFA postponed the rest of the Champions League due to COVID-19
Credit for quiz idea comes from user FourFourTwo on sporcle